201151001170 has 32 divisors (see below), whose sum is σ = 413902389888. Its totient is φ = 68948383488.

The previous prime is 201151001167. The next prime is 201151001189. The reversal of 201151001170 is 71100151102.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 91639 + ... + 640858.

It is an arithmetic number, because the mean of its divisors is an integer number (12934449684).

Almost surely, 2^201151001170 is an apocalyptic number.

201151001170 is an abundant number, since it is smaller than the sum of its proper divisors (212751388718).

201151001170 is a wasteful number, since it uses less digits than its factorization.

201151001170 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 736434.

The product of its (nonzero) digits is 70, while the sum is 19.

Adding to 201151001170 its reverse (71100151102), we get a palindrome (272251152272).

The spelling of 201151001170 in words is "two hundred one billion, one hundred fifty-one million, one thousand, one hundred seventy".